PT-2023-2523 · Frrouting+4 · Frrouting+4

Published 2023-01-22 · Updated 2024-04-03 · CVE-2022-40302

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions FRRouting versions through 8.4

Description An issue in bgpd allows attackers to cause a denial of service by crafting a BGP OPEN message with an option of type 0xff, leading to inconsistent boundary checks and potential out-of-bounds read or assertion failure and daemon restart.

Recommendations For versions through 8.4, consider disabling the BGP OPEN message handler until a patch is available to prevent potential denial of service attacks. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALSA-2023:6434

ALT-PU-2023-1111

BDU:2023-02322

CVE-2022-40302

DLA-3573-1

DSA-5495-1

RHSA-2023:6434

RHSA-2023_6434

Affected Products

Alt Linux

Almalinux

Frrouting

Red Hat

Red Os

References · 39

• https://bdu.fstec.ru/vul/2023-02322 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-40302 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2023:6434 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-5495-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-40302 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-40302 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-40302 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3573-1 · Vendor Advisory
• http://repo.red-soft.ru/redos/7.3c/x86_64/updates · Vendor Advisory
• https://debian.org/security/2023/dsa-5495 · Vendor Advisory
• https://errata.almalinux.org/9/ALSA-2023-6434.html · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-40302 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2022-40302 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-40302 · Vendor Advisory
• https://github.com/FRRouting/frr/releases · Note